Cheapest one-way flights from Chicago to Seoul in April from $414

Best time to book flights for Chicago (ORD) to Seoul (ICN) flights at AirHint

AirHint found the following cheapest one-way flights from Chicago (ORD) to Seoul (ICN) in April 2025 (see full year).

One-Way flights

23 Apr Cathay Pacific
24 Apr Cathay Pacific
15 Apr Cathay Pacific
10 Apr Cathay Pacific
14 Apr Cathay Pacific
21 Apr Cathay Pacific
07 Apr Cathay Pacific
12 Apr Cathay Pacific
06 Apr Cathay Pacific
19 Apr Cathay Pacific

Also check the deals for return flights from Chicago to Seoul in April.

Skyscanner

The deals are updated regularly. The prices may go up as tickets are purchased by other travellers. Only the cheapest flights are offered. Select a price to book and secure these cheap prices.

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